WordPress Plugin Development Interview Questions — a practical guide to WordPress plugin interview questions with clear examples you can reuse in real projects.
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Short description
Be ready to explain actions vs filters, nonces vs capabilities, and when to use custom tables.
Sample Q&A
Q: Action vs filter?
A: Actions run events; filters modify values.
Q: Are nonces permissions?
A: No — still check capabilities.
Q: Escape where?
A: On output, by context.
Q: When custom table?
A: High-volume/relational data unfit for postmeta.